EP1450509A3 - Ersatzschaltungsarchitektur und Verwendungsverfahren - Google Patents
Ersatzschaltungsarchitektur und Verwendungsverfahren Download PDFInfo
- Publication number
- EP1450509A3 EP1450509A3 EP04250599A EP04250599A EP1450509A3 EP 1450509 A3 EP1450509 A3 EP 1450509A3 EP 04250599 A EP04250599 A EP 04250599A EP 04250599 A EP04250599 A EP 04250599A EP 1450509 A3 EP1450509 A3 EP 1450509A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- processing device
- transmission line
- wavelength
- service
- spare
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0287—Protection in WDM systems
- H04J14/0297—Optical equipment protection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0287—Protection in WDM systems
- H04J14/0289—Optical multiplex section protection
- H04J14/029—Dedicated protection at the optical multiplex section (1+1)
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0287—Protection in WDM systems
- H04J14/0293—Optical channel protection
- H04J14/0294—Dedicated protection at the optical channel (1+1)
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0287—Protection in WDM systems
- H04J14/0293—Optical channel protection
- H04J14/0295—Shared protection at the optical channel (1:1, n:m)
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0278—WDM optical network architectures
- H04J14/0279—WDM point-to-point architectures
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/368,907 US7233738B2 (en) | 2003-02-18 | 2003-02-18 | Protection switching architecture and method of use |
US368907 | 2003-02-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1450509A2 EP1450509A2 (de) | 2004-08-25 |
EP1450509A3 true EP1450509A3 (de) | 2007-10-31 |
Family
ID=32736412
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04250599A Withdrawn EP1450509A3 (de) | 2003-02-18 | 2004-02-04 | Ersatzschaltungsarchitektur und Verwendungsverfahren |
Country Status (4)
Country | Link |
---|---|
US (1) | US7233738B2 (de) |
EP (1) | EP1450509A3 (de) |
JP (1) | JP2004254317A (de) |
CA (1) | CA2455640A1 (de) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1222821C (zh) * | 2002-07-01 | 2005-10-12 | 华为技术有限公司 | 基于波分复用层的光通道保护装置及方法 |
JP4500136B2 (ja) * | 2004-08-31 | 2010-07-14 | 株式会社日立製作所 | 波長多重光送信機 |
EP1653641B1 (de) * | 2004-10-29 | 2010-12-15 | Alcatel Lucent | Optischer Zugriffsknoten |
JP4638754B2 (ja) * | 2005-03-18 | 2011-02-23 | 富士通株式会社 | 光装置および光クロスコネクト装置 |
US7839766B1 (en) * | 2005-08-19 | 2010-11-23 | At&T Intellectual Property Ii, L.P. | Method and system for long haul optical transport for applications sensitive to data flow interruption |
US7660529B2 (en) * | 2006-09-08 | 2010-02-09 | Huawei Technologies Co., Ltd. | System and method for providing failure protection in optical networks |
CN100488071C (zh) * | 2006-10-27 | 2009-05-13 | 华为技术有限公司 | 一种对光电集成设备进行保护的方法和光电集成设备 |
CN100411392C (zh) * | 2006-10-27 | 2008-08-13 | 华为技术有限公司 | 一种对光电集成设备进行保护的方法和系统 |
US20080138063A1 (en) * | 2006-12-11 | 2008-06-12 | Youichi Akasaka | System and Method for Protecting an Optical Network |
CN101212254A (zh) | 2006-12-27 | 2008-07-02 | 华为技术有限公司 | 一种光源链路传输装置和方法 |
US7801442B2 (en) * | 2006-12-28 | 2010-09-21 | Intel Corporation | Redundant channel implementation to extend optical transceiver lifetime and reliability |
CN101212255B (zh) * | 2006-12-29 | 2011-05-04 | 华为技术有限公司 | 一种光接入网络带宽动态调整及故障保护的方法和装置 |
CN101141218B (zh) * | 2007-04-18 | 2013-01-16 | 中兴通讯股份有限公司 | 用于波分复用承载客户网的保护倒换系统及方法 |
CN101330369B (zh) * | 2007-06-21 | 2014-07-09 | 华为技术有限公司 | 发送、接收方法及装置、通道保护方法及系统 |
PL2289182T3 (pl) * | 2008-01-03 | 2012-06-29 | Ericsson Telefon Ab L M | Sposób oraz urządzenie do multipleksacji i demultipleksacji |
JP2009232224A (ja) * | 2008-03-24 | 2009-10-08 | Nec Corp | 光信号分割伝送システム、光送信機、光受信機及び光信号分割伝送方法 |
JP5132778B2 (ja) * | 2008-10-15 | 2013-01-30 | 三菱電機株式会社 | 光ネットワークシステム、光冗長切替え装置およびwdm装置 |
EP2182659B1 (de) * | 2008-10-30 | 2019-04-17 | ADTRAN GmbH | Verfahren und optisches System zur Signalübertragung |
US8467676B2 (en) * | 2009-01-16 | 2013-06-18 | Cisco Technology, Inc. | Sparing for multi-wavelength optical transmitter |
JP2010183196A (ja) * | 2009-02-03 | 2010-08-19 | Fujitsu Ltd | データ転送システム、データ送信装置、データ受信装置及びデータ転送方法 |
US8233791B2 (en) * | 2009-06-22 | 2012-07-31 | Genband Us Llc | Methods, systems, and computer readable media for providing virtual 1:N automatic protection switching (APS) and dynamic, in service configuration change for optical network interface equipment |
US8744262B2 (en) * | 2009-12-08 | 2014-06-03 | Vello Systems, Inc. | Optical subchannel routing, protection switching and security |
EP2517390B1 (de) | 2009-12-22 | 2016-03-09 | Xieon Networks S.à r.l. | Verfahren und vorrichtung für datenschutz in einem optischen kommunikationsnetz |
US20130039643A1 (en) * | 2010-04-23 | 2013-02-14 | Mitsubishi Electric Corporation | Optical communication system |
EP2648350B1 (de) * | 2010-11-29 | 2018-12-05 | Mitsubishi Electric Corporation | Wellenlängen-multiplexiertes optisches transportsystem, sendevorrichtung und empfangsvorrichtung |
JP6106977B2 (ja) * | 2012-07-23 | 2017-04-05 | 日本電気株式会社 | 光伝送システム、及び光伝送方法 |
US9054955B2 (en) | 2012-12-30 | 2015-06-09 | Doron Handelman | Apparatus and methods for enabling recovery from failures in optical networks |
JP6357733B2 (ja) * | 2013-06-04 | 2018-07-18 | 富士通株式会社 | 光伝送装置、光伝送システム、及び光伝送方法 |
US9496951B2 (en) * | 2013-08-08 | 2016-11-15 | Mark E. Boduch | Method and apparatus for performing path protection for rate-adaptive optics |
US9819436B2 (en) | 2013-08-26 | 2017-11-14 | Coriant Operations, Inc. | Intranodal ROADM fiber management apparatuses, systems, and methods |
US9344187B2 (en) | 2013-09-17 | 2016-05-17 | Doron Handelman | Apparatus and methods for enabling recovery in optical networks |
US9118411B1 (en) * | 2013-09-30 | 2015-08-25 | Juniper Networks, Inc. | Method and apparatus for detection and correction of channel failure in an optical transceiver system |
US9723385B2 (en) * | 2013-11-06 | 2017-08-01 | Coriant Operations, LLC | Procedures, apparatuses, systems, and computer programs for providing optical network channel protection |
US10784956B2 (en) | 2015-03-18 | 2020-09-22 | Ii-Vi Delaware Inc. | Sparing configurations and protocols for parallel fiber optics |
US9900085B2 (en) * | 2015-03-18 | 2018-02-20 | Finisar Corporation | Sparing configurations and protocols for parallel fiber optics |
US9654209B2 (en) * | 2015-04-08 | 2017-05-16 | Nec Corporation | Low cost secure ROADM branching unit with redundancy protection |
US10020908B2 (en) | 2015-09-30 | 2018-07-10 | Juniper Networks, Inc. | Methods and apparatus for remote management of an optical transceiver system |
US10135218B2 (en) * | 2015-10-02 | 2018-11-20 | Ayar Labs, Inc. | Multi-wavelength laser system for optical data communication links and associated methods |
CN105978764A (zh) * | 2016-05-10 | 2016-09-28 | 深圳市闪电通光电科技有限公司 | 一种光纤网络系统及其通信方法 |
US10313048B1 (en) * | 2017-11-17 | 2019-06-04 | Adva Optical Networking Se | Method and system for establishing at least two bidirectional communication links using coherent detection |
GB2570132A (en) * | 2018-01-11 | 2019-07-17 | Rushmere Tech Limited | Reconfigurable point to multipoint connections |
JP7035548B2 (ja) * | 2018-01-18 | 2022-03-15 | 富士通株式会社 | 伝送システム及び伝送方法 |
US10623090B2 (en) * | 2018-05-24 | 2020-04-14 | At&T Intellectual Property I, L.P. | Multi-lane optical transport network recovery |
WO2020147938A1 (en) * | 2019-01-15 | 2020-07-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Dispersion compensation |
EP3937401B1 (de) * | 2020-07-07 | 2023-04-12 | ADVA Optical Networking SE | Verfahren und vorrichtung zur migration von datenverkehr von einem bestehenden optischen wdm-übertragungssystem zu einem neuen optischen wdm-übertragungssystem |
US20230412265A1 (en) * | 2022-06-14 | 2023-12-21 | Mellanox Technologies, Ltd. | Transceiver module |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999044317A2 (en) * | 1998-02-24 | 1999-09-02 | Telefonaktiebolaget Lm Ericsson (Publ) | Protection of wdm-channels |
US6172782B1 (en) * | 1997-05-15 | 2001-01-09 | Nec Corporation | Output port switching device in N-WDM system |
DE19946487A1 (de) * | 1999-09-28 | 2001-05-10 | Siemens Ag | Optisches Protection Modul sowie Schaltungsanordnung zur Realisierung von unterschiedlichen Netzersatzschaltungsfunktionen für optische Netztopologien |
US20020071148A1 (en) * | 2000-12-12 | 2002-06-13 | Purse Christopher M. | Optical communications network and nodes for forming such a network |
US20020145778A1 (en) * | 2001-03-16 | 2002-10-10 | Photuris, Inc. | Wavelength division multiplexed optical communication system having a reconfigurable optical switch and a tunable backup laser transmitter |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5539564A (en) * | 1993-09-22 | 1996-07-23 | Nippon Telegraph And Telephone Corporation | Point-to-multipoint optical transmission system |
US5777761A (en) * | 1995-12-22 | 1998-07-07 | Mci Communications Corporation | System and method for photonic facility and line protection switching using wavelength translation |
JP3013799B2 (ja) * | 1997-01-28 | 2000-02-28 | 日本電気株式会社 | 波長多重光伝送用送信装置と受信装置 |
US6046833A (en) | 1997-02-10 | 2000-04-04 | Optical Networks, Inc. | Method and apparatus for operation, protection, and restoration of heterogeneous optical communication networks |
US6266168B1 (en) | 1997-12-19 | 2001-07-24 | Lucent Technologies Inc. | Optical protection switch employing an interference filter |
US6307986B1 (en) | 2001-04-24 | 2001-10-23 | Seneca Networks | Protection switching in bidirectional WDM optical communication networks with transponders |
US6321004B1 (en) | 2001-04-24 | 2001-11-20 | Seneca Networks | Protection switching in bidirectional WDM optical communication networks |
-
2003
- 2003-02-18 US US10/368,907 patent/US7233738B2/en active Active
-
2004
- 2004-01-21 CA CA002455640A patent/CA2455640A1/en not_active Abandoned
- 2004-02-04 EP EP04250599A patent/EP1450509A3/de not_active Withdrawn
- 2004-02-18 JP JP2004040727A patent/JP2004254317A/ja not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6172782B1 (en) * | 1997-05-15 | 2001-01-09 | Nec Corporation | Output port switching device in N-WDM system |
WO1999044317A2 (en) * | 1998-02-24 | 1999-09-02 | Telefonaktiebolaget Lm Ericsson (Publ) | Protection of wdm-channels |
DE19946487A1 (de) * | 1999-09-28 | 2001-05-10 | Siemens Ag | Optisches Protection Modul sowie Schaltungsanordnung zur Realisierung von unterschiedlichen Netzersatzschaltungsfunktionen für optische Netztopologien |
US20020071148A1 (en) * | 2000-12-12 | 2002-06-13 | Purse Christopher M. | Optical communications network and nodes for forming such a network |
US20020145778A1 (en) * | 2001-03-16 | 2002-10-10 | Photuris, Inc. | Wavelength division multiplexed optical communication system having a reconfigurable optical switch and a tunable backup laser transmitter |
Also Published As
Publication number | Publication date |
---|---|
US7233738B2 (en) | 2007-06-19 |
JP2004254317A (ja) | 2004-09-09 |
US20040161232A1 (en) | 2004-08-19 |
CA2455640A1 (en) | 2004-08-18 |
EP1450509A2 (de) | 2004-08-25 |
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Legal Events
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: KERFOOT,FRANKLIN W. |
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Effective date: 20080501 |